Salty
I'm not sure if this an 07. Diesel art by a reader

Salty
This might be a little more accurate? The Class 07 0-6-0 diesel-electric shunter was introduced in 1962 to work the Southhampton dockyards. Ten were built.

Collector's Corner:
Classic ERTL model of Salty TOMY version of Salty from Amazon.co.uk
ERTL Salty TOMY model of Salty
LC Wooden Salty from Amazon UK and US LC Take-Along Salty from Amazon.com (U.S.)
Learning Curve Wooden model of Salty Learning Curve take along model of Salty

Derek<----

---->Harvey